Real time Form 13D and 13G transaction reports:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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- Peter Lynch
What is insider trading>>
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2025-02-10 10:25 am Sale |
2024-12-31 | 13G | Alkermes plc ALKS |
WELLINGTON MANAGEMENT CO LLP | 7,012,483 4.300% |
-5,645,762 (-44.60%) |
Filing History |
| 2024-11-14 1:22 pm Purchase |
2024-09-30 | 13G | Alkermes plc ALKS |
PRICE T ROWE ASSOCIATES INC | 12,998,606 7.900% |
11,428,293 (+727.77%) |
Filing History |
| 2024-11-12 1:28 pm Unchanged |
2024-09-30 | 13G | Alkermes plc ALKS |
The Vanguard Group | 18,971,637 11.520% |
0 (Unchanged) |
Filing History |
| 2024-11-08 10:46 am Sale |
2024-09-30 | 13G | Alkermes plc ALKS |
WELLINGTON MANAGEMENT CO LLP | 12,658,245 7.690% |
-2,583,225 (-16.95%) |
Filing History |
| 2024-11-04 10:58 am Sale |
2024-09-30 | 13G | Alkermes plc ALKS |
The Vanguard Group | 18,971,637 11.520% |
-1,983,817 (-9.47%) |
Filing History |
| 2024-02-13 4:59 pm Purchase |
2023-12-29 | 13G | Alkermes plc ALKS |
The Vanguard Group | 20,955,454 12.560% |
2,416,376 (+13.03%) |
Filing History |
| 2024-02-08 10:03 am Purchase |
2023-12-29 | 13G | Alkermes plc ALKS |
WELLINGTON MANAGEMENT CO LLP | 15,241,470 9.130% |
9,197,092 (+152.16%) |
Filing History |
| 2024-01-24 09:53 am Purchase |
2023-12-31 | 13G | Alkermes plc ALKS |
STATE STREET CORP STT |
9,352,970 5.600% |
9,352,970 (New Position) |
Filing History |
| 2024-01-08 4:35 pm Purchase |
2023-12-31 | 13G | Alkermes plc ALKS |
BLACKROCK INC BLK |
30,021,312 18.000% |
13,520,239 (+81.94%) |
Filing |
| 2023-08-24 5:18 pm Purchase |
2023-08-23 | 13D | Alkermes plc ALKS |
Sarissa Capital Management LP | 8,323,400 4.997% |
8,323,400 (New Position) |
Filing History |
| 2023-06-28 08:00 am Unchanged |
2023-06-28 | 13D | Alkermes plc ALKS |
Sarissa Capital Management LP | 0 0.000% |
0 (Unchanged) |
Filing History |
| 2023-06-27 08:02 am Unchanged |
2023-06-26 | 13D | Alkermes plc ALKS |
Sarissa Capital Management LP | 0 0.000% |
0 (Unchanged) |
Filing History |
| 2023-06-23 08:00 am Unchanged |
2023-06-22 | 13D | Alkermes plc ALKS |
Sarissa Capital Management LP | 0 0.000% |
0 (Unchanged) |
Filing History |
| 2023-06-21 08:00 am Unchanged |
2023-06-20 | 13D | Alkermes plc ALKS |
Sarissa Capital Management LP | 0 0.000% |
0 (Unchanged) |
Filing History |
| 2023-06-16 08:00 am Unchanged |
2023-06-15 | 13D | Alkermes plc ALKS |
Sarissa Capital Management LP | 0 0.000% |
0 (Unchanged) |
Filing History |
| 2023-06-14 08:00 am Unchanged |
2023-06-13 | 13D | Alkermes plc ALKS |
Sarissa Capital Management LP | 0 0.000% |
0 (Unchanged) |
Filing History |
| 2023-06-12 1:53 pm Sale |
2023-06-09 | 13D | Alkermes plc ALKS |
Sarissa Capital Management LP | 0 0.000% |
-14,040,000 (Position Closed) |
Filing History |
| 2023-06-05 08:45 am Unchanged |
2023-06-05 | 13D | Alkermes plc ALKS |
Sarissa Capital Management LP | 14,040,000 8.450% |
0 (Unchanged) |
Filing History |
| 2023-02-14 12:37 pm Sale |
2022-12-31 | 13G | Alkermes plc ALKS |
PRICE T ROWE ASSOCIATES INC | 1,570,313 0.900% |
-11,460,087 (-87.95%) |
Filing History |
| 2023-02-09 11:07 am Purchase |
2022-12-30 | 13G | Alkermes plc ALKS |
The Vanguard Group | 18,539,078 11.280% |
1,647,368 (+9.75%) |
Filing History |